senators making very high profile visits to afghanistan today. how they're raising doubts about president obama's exit strategy in that company and more confusion about whether cell phones actually cause cancer. what new research found about the radiation risk. >>> and a child survives a ten story plunge from a balcony. the incredible way a stranger stepped in to save her. >>> travel forecast time if you must get out we've got sunny skies, clear conditions at sfo. 79 degrees there. just beautiful in the bay area. travel across the country you'll run into a few clouds but i think okay as we head in towards chicago. looking at 81, pretty comfortable there with partly cloudy skies. continuing on toward the eastern seaboard it's going to get hot in spots. new york looking at a temperature of 90 today and partly cloudy. more on your local weather coming right up. ,,,,,,,,,,,,,,,, >>> welcome back. 4:48 now. three prominent senators in afghanistan today. their plan to meet with the president there. joel brown tells us each of the senators is expressing